diff --git a/public/include/classes/bitcoinwrapper.class.php b/public/include/classes/bitcoinwrapper.class.php
index eb6d55e0..7b4372b4 100644
--- a/public/include/classes/bitcoinwrapper.class.php
+++ b/public/include/classes/bitcoinwrapper.class.php
@@ -25,19 +25,32 @@ class BitcoinWrapper extends BitcoinClient {
   public function getblockcount() {
     $this->oDebug->append("STA " . __METHOD__, 4);
     if ($data = $this->memcache->get(__FUNCTION__)) return $data;
-    return $this->memcache->setCache(__FUNCTION__, parent::getblockcount());
+    return $this->memcache->setCache(__FUNCTION__, parent::getblockcount(), 30);
   }
   public function getdifficulty() {
     $this->oDebug->append("STA " . __METHOD__, 4);
     if ($data = $this->memcache->get(__FUNCTION__)) return $data;
-    return $this->memcache->setCache(__FUNCTION__, parent::getdifficulty());
+    $data = parent::getdifficulty();
+    // Check for PoS/PoW coins
+    if (is_array($data) && array_key_exists('proof-of-work', $data))
+      $data = $data['proof-of-work'];
+    return $this->memcache->setCache(__FUNCTION__, $data, 30);
   }
   public function getestimatedtime($iCurrentPoolHashrate) {
     $this->oDebug->append("STA " . __METHOD__, 4);
     if ($iCurrentPoolHashrate == 0) return 0;
     if ($data = $this->memcache->get(__FUNCTION__)) return $data;
-    $dDifficulty = parent::getdifficulty();
-    return $this->memcache->setCache(__FUNCTION__, $dDifficulty * pow(2,32) / $iCurrentPoolHashrate);
+    $dDifficulty = $this->getdifficulty();
+    return $this->memcache->setCache(__FUNCTION__, $dDifficulty * pow(2,32) / $iCurrentPoolHashrate, 30);
+  }
+  public function getnetworkhashps() {
+    $this->oDebug->append("STA " . __METHOD__, 4);
+    if ($data = $this->memcache->get(__FUNCTION__)) return $data;
+    try { $dNetworkHashrate = $this->query('getnetworkhashps') / 1000; } catch (Exception $e) {
+      // Maybe we are SHA
+      try { $dNetworkHashrate = $this->query('gethashespersec') / 1000; } catch (Exception $e) { return false; }
+    }
+    return $this->memcache->setCache(__FUNCTION__, $dNetworkHashrate, 30);
   }
 }
 
diff --git a/public/include/pages/api/getdifficulty.inc.php b/public/include/pages/api/getdifficulty.inc.php
index e84d4045..54cc7ac9 100644
--- a/public/include/pages/api/getdifficulty.inc.php
+++ b/public/include/pages/api/getdifficulty.inc.php
@@ -11,12 +11,7 @@ $id = $user->checkApiKey($_REQUEST['api_key']);
 
 // Fetch data from wallet
 if ($bitcoin->can_connect() === true){
-  if (!$dDifficulty = $memcache->get('dDifficulty')) {
-    $dDifficulty = $bitcoin->query('getdifficulty');
-    if (is_array($dDifficulty) && array_key_exists('proof-of-work', $dDifficulty))
-      $dDifficulty = $dDifficulty['proof-of-work'];
-    $memcache->set('dDifficulty', $dDifficulty);
-  }
+  $dDifficulty = $bitcoin->getdifficulty();
 } else {
   $iDifficulty = 1;
 }
diff --git a/public/include/pages/api/getpoolstatus.inc.php b/public/include/pages/api/getpoolstatus.inc.php
index 662f80fb..55864e0b 100644
--- a/public/include/pages/api/getpoolstatus.inc.php
+++ b/public/include/pages/api/getpoolstatus.inc.php
@@ -19,8 +19,6 @@ $aShares['valid'] > 0 ? $dEfficiency = round((100 - (100 / $aShares['valid'] * $
 // Fetch RPC data
 if ($bitcoin->can_connect() === true){
   $dDifficulty = $bitcoin->getdifficulty();
-  if (is_array($dDifficulty) && array_key_exists('proof-of-work', $dDifficulty))
-    $dDifficulty = $dDifficulty['proof-of-work'];
   $iBlock = $bitcoin->getblockcount();
   $dNetworkHashrate = $bitcoin->query('getnetworkhashps');
 } else {
diff --git a/public/include/pages/api/public.inc.php b/public/include/pages/api/public.inc.php
index 7e7c1f6e..e8be4181 100644
--- a/public/include/pages/api/public.inc.php
+++ b/public/include/pages/api/public.inc.php
@@ -11,7 +11,7 @@ $aLastBlock = $block->getLast();
 $aShares = $statistics->getRoundShares();
 
 // RPC Calls
-$bitcoin->can_connect() === true ? $dNetworkHashrate = $bitcoin->query('getnetworkhashps') : $dNetworkHashrate = 0;
+$bitcoin->can_connect() === true ? $dNetworkHashrate = $bitcoin->getnetworkhashps() : $dNetworkHashrate = 0;
 
 echo json_encode(
   array(
diff --git a/public/include/pages/statistics.inc.php b/public/include/pages/statistics.inc.php
index 076ce66f..be328545 100644
--- a/public/include/pages/statistics.inc.php
+++ b/public/include/pages/statistics.inc.php
@@ -7,9 +7,7 @@ if (!defined('SECURITY'))
 if (!$smarty->isCached('master.tpl', $smarty_cache_key)) {
   $debug->append('No cached version available, fetching from backend', 3);
   if ($bitcoin->can_connect() === true){
-    $dDifficulty = $bitcoin->query('getdifficulty');
-    if (is_array($dDifficulty) && array_key_exists('proof-of-work', $dDifficulty))
-      $dDifficulty = $dDifficulty['proof-of-work'];
+    $dDifficulty = $bitcoin->getdifficulty();
     $iBlock = $bitcoin->query('getblockcount');
   } else {
     $dDifficulty = 1;
diff --git a/public/include/pages/statistics/pool.inc.php b/public/include/pages/statistics/pool.inc.php
index 0e2383d0..5416b984 100644
--- a/public/include/pages/statistics/pool.inc.php
+++ b/public/include/pages/statistics/pool.inc.php
@@ -8,8 +8,6 @@ if (!$smarty->isCached('master.tpl', $smarty_cache_key)) {
   // Fetch data from wallet
   if ($bitcoin->can_connect() === true){
     $dDifficulty = $bitcoin->getdifficulty();
-    if (is_array($dDifficulty) && array_key_exists('proof-of-work', $dDifficulty))
-      $dDifficulty = $dDifficulty['proof-of-work'];
     $iBlock = $bitcoin->getblockcount();
     is_int($iBlock) && $iBlock > 0 ? $sBlockHash = $bitcoin->query('getblockhash', $iBlock) : $sBlockHash = '';
   } else {
diff --git a/public/include/smarty_globals.inc.php b/public/include/smarty_globals.inc.php
index f66e7e34..acde330c 100644
--- a/public/include/smarty_globals.inc.php
+++ b/public/include/smarty_globals.inc.php
@@ -14,17 +14,10 @@ $aRoundShares = 1;
 // Only run these if the user is logged in
 $aRoundShares = $statistics->getRoundShares();
 if ($bitcoin->can_connect() === true) {
-  $dDifficulty = $bitcoin->query('getdifficulty');
-  if (is_array($dDifficulty) && array_key_exists('proof-of-work', $dDifficulty))
-    $dDifficulty = $dDifficulty['proof-of-work'];
-  try { $dNetworkHashrate = $bitcoin->query('getnetworkhashps') / 1000; } catch (Exception $e) {
-    // Maybe we are SHA
-    try { $dNetworkHashrate = $bitcoin->query('gethashespersec') / 1000; } catch (Exception $e) {
-      $dNetworkHashrate = 0;
-    }
-    $dNetworkHashrate = 0;
-  }
+  $dDifficulty = $bitcoin->getdifficulty();
+  $dNetworkHashrate = $bitcoin->getnetworkhashps();
 } else {
+  $dDifficulty = 0;
   $dNetworkHashrate = 0;
 }